There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - The security handlers in the Security component in Symfony in 2.7.x before 2.7.48, 2.8.x before 2.8.41,
    3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11 have an Open redirect vulnerability when
    security.http_utils is inlined by a container. NOTE: this issue exists because of an incomplete fix for
    CVE-2017-16652. (CVE-2018-11408)

**Version 3.4.11** (2018-05-25)

  - bug #27364 [DI] Fix bad exception on uninitialized     references to non-shared services (nicolas-grekas)

  - bug #27359 [HttpFoundation] Fix perf issue during     MimeTypeGuesser intialization (nicolas-grekas)

  - security #cve-2018-11408 [SecurityBundle] Fail if     security.http_utils cannot be configured

  - security #cve-2018-11406 clear CSRF tokens when the user     is logged out

  - security #cve-2018-11385 migrating session for     UsernamePasswordJsonAuthenticationListener

  - security #cve-2018-11385 Adding session authentication     strategy to Guard to avoid session fixation

  - security #cve-2018-11385 Adding session strategy to ALL     listeners to avoid *any* possible fixation

  - security #cve-2018-11386 [HttpFoundation] Break infinite     loop in PdoSessionHandler when MySQL is in loose mode

  - bug #27341 [WebProfilerBundle] Fixed validator/dump     trace CSS (yceruto)

  - bug #27337 [FrameworkBundle] fix typo in     CacheClearCommand (emilielorenzo)

----

**Version 3.4.10** (2018-05-21)

  - bug #27264 [Validator] Use strict type in URL validator     (mimol91)

  - bug #27267 [DependencyInjection] resolve array env vars     (jamesthomasonjr)

  - bug #26781 [Form] Fix precision of     MoneyToLocalizedStringTransformer's divisions on     transform() (syastrebov)

  - bug #27286 [Translation] Add Occitan plural rule     (kylekatarnls)

  - bug #27271 [DI] Allow defining bindings on     ChildDefinition (nicolas-grekas)

  - bug #27246 Disallow invalid characters in session.name     (ostrolucky)

  - bug #27287 [PropertyInfo] fix resolving parent|self type     hints (nicolas-grekas)

  - bug #27281 [HttpKernel] Fix dealing with self/parent in     ArgumentMetadataFactory (fabpot)

  - bug #24805 [Security] Fix logout (MatTheCat)

  - bug #27265 [DI] Shared services should not be inlined in     non-shared ones (nicolas-grekas)

  - bug #27141 [Process] Suppress warnings when open_basedir     is non-empty (cbj4074)

  - bug #27250 [Session] limiting :key for GET_LOCK to 64     chars (oleg-andreyev)

  - bug #27237 [Debug] Fix populating error_get_last() for     handled silent errors (nicolas-grekas)

  - bug #27232 [Cache][Lock] Fix usages of error_get_last()     (nicolas-grekas)

  - bug #27236 [Filesystem] Fix usages of error_get_last()     (nicolas-grekas)

  - bug #27191 [DI] Display previous error messages when     throwing unused bindings (nicolas-grekas)

  - bug #27231 [FrameworkBundle] Fix cache:clear on vagrant     (nicolas-grekas)

  - bug #27222 [WebProfilerBundle][Cache] Fix misses     calculation when calling getItems (fsevestre)

  - bug #27227 [HttpKernel] Handle NoConfigurationException     'onKernelException()' (nicolas-grekas)

  - bug #27152 [HttpFoundation] use brace-style regex     delimiters (xabbuh)

  - bug #27158 [Cache] fix logic for fetching tag versions     on TagAwareAdapter (dmaicher)

  - bug #27143 [Console] By default hide the short exception     trace line from exception messages in Symfony's commands     (yceruto)

  - bug #27133 [Doctrine Bridge] fix priority for doctrine     event listeners (dmaicher)

  - bug #27135 [FrameworkBundle] Use the correct service id     for CachePoolPruneCommand in its compiler pass     (DemonTPx)

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - The security handlers in the Security component in Symfony in 2.7.x before 2.7.48, 2.8.x before 2.8.41,     3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11 have an Open redirect vulnerability when     security.http_utils is inlined by a container. NOTE: this issue exists because of an incomplete fix for     CVE-2017-16652. (CVE-2018-11408)

Note that Nessus relies on the presence of the package as reported by the vendor.

**Version 2.8.41** (2018-05-25)

  - bug #27359 [HttpFoundation] Fix perf issue during     MimeTypeGuesser intialization (nicolas-grekas)

  - security #cve-2018-11408 [SecurityBundle] Fail if     security.http_utils cannot be configured

  - security #cve-2018-11406 clear CSRF tokens when the user     is logged out

  - security #cve-2018-11385 Adding session authentication     strategy to Guard to avoid session fixation

  - security #cve-2018-11385 Adding session strategy to ALL     listeners to avoid *any* possible fixation

  - security #cve-2018-11386 [HttpFoundation] Break infinite     loop in PdoSessionHandler when MySQL is in loose mode

----

**Version 2.8.40** (2018-05-21)

  - bug #26781 [Form] Fix precision of     MoneyToLocalizedStringTransformer's divisions on     transform() (syastrebov)

  - bug #27286 [Translation] Add Occitan plural rule     (kylekatarnls)

  - bug #27246 Disallow invalid characters in session.name     (ostrolucky)

  - bug #24805 [Security] Fix logout (MatTheCat)

  - bug #27141 [Process] Suppress warnings when open_basedir     is non-empty (cbj4074)

  - bug #27250 [Session] limiting :key for GET_LOCK to 64     chars (oleg-andreyev)

  - bug #27237 [Debug] Fix populating error_get_last() for     handled silent errors (nicolas-grekas)

  - bug #27236 [Filesystem] Fix usages of error_get_last()     (nicolas-grekas)

  - bug #27152 [HttpFoundation] use brace-style regex     delimiters (xabbuh)

  - feature #24896 Add CODE_OF_CONDUCT.md (egircys)

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Several security vulnerabilities have been discovered in symfony, a PHP web application framework. Numerous symfony components are affected: Security, bundle readers, session handling, SecurityBundle, HttpFoundation, Form, and Security\Http.

The corresponding upstream advisories contain further details :

[CVE-2017-16652] https://symfony.com/blog/cve-2017-16652-open-redirect-vulnerability-on
-security-handlers

[CVE-2017-16654] https://symfony.com/blog/cve-2017-16654-intl-bundle-readers-breaking-o ut-of-paths

[CVE-2018-11385] https://symfony.com/blog/cve-2018-11385-session-fixation-issue-for-gua rd-authentication

[CVE-2018-11408] https://symfony.com/blog/cve-2018-11408-open-redirect-vulnerability-on
-security-handlers

[CVE-2018-14773] https://symfony.com/blog/cve-2018-14773-remove-support-for-legacy-and- risky-http-headers

[CVE-2018-19789] https://symfony.com/blog/cve-2018-19789-disclosure-of-uploaded-files-f ull-path

[CVE-2018-19790] https://symfony.com/blog/cve-2018-19790-open-redirect-vulnerability-wh en-using-security-http

For Debian 8 'Jessie', these problems have been fixed in version 2.3.21+dfsg-4+deb8u4.

We recommend that you upgrade your symfony packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

**Version 4.0.11** (2018-05-25)

  - bug #27364 [DI] Fix bad exception on uninitialized     references to non-shared services (nicolas-grekas)

  - bug #27359 [HttpFoundation] Fix perf issue during     MimeTypeGuesser intialization (nicolas-grekas)

  - security #cve-2018-11408 [SecurityBundle] Fail if     security.http_utils cannot be configured

  - security #cve-2018-11406 clear CSRF tokens when the user     is logged out

  - security #cve-2018-11385 migrating session for     UsernamePasswordJsonAuthenticationListener

  - security #cve-2018-11385 Adding session authentication     strategy to Guard to avoid session fixation

  - security #cve-2018-11385 Adding session strategy to ALL     listeners to avoid *any* possible fixation

  - security #cve-2018-11386 [HttpFoundation] Break infinite     loop in PdoSessionHandler when MySQL is in loose mode

  - bug #27341 [WebProfilerBundle] Fixed validator/dump     trace CSS (yceruto)

  - bug #27337 [FrameworkBundle] fix typo in     CacheClearCommand (emilielorenzo)

----

**Version 4.0.10** (2018-05-21)

  - bug #27264 [Validator] Use strict type in URL validator     (mimol91)

  - bug #27267 [DependencyInjection] resolve array env vars     (jamesthomasonjr)

  - bug #26781 [Form] Fix precision of     MoneyToLocalizedStringTransformer's divisions on     transform() (syastrebov)

  - bug #27286 [Translation] Add Occitan plural rule     (kylekatarnls)

  - bug #27271 [DI] Allow defining bindings on     ChildDefinition (nicolas-grekas)

  - bug #27246 Disallow invalid characters in session.name     (ostrolucky)

  - bug #27287 [PropertyInfo] fix resolving parent|self type     hints (nicolas-grekas)

  - bug #27281 [HttpKernel] Fix dealing with self/parent in     ArgumentMetadataFactory (fabpot)

  - bug #24805 [Security] Fix logout (MatTheCat)

  - bug #27265 [DI] Shared services should not be inlined in     non-shared ones (nicolas-grekas)

  - bug #27141 [Process] Suppress warnings when open_basedir     is non-empty (cbj4074)

  - bug #27250 [Session] limiting :key for GET_LOCK to 64     chars (oleg-andreyev)

  - bug #27237 [Debug] Fix populating error_get_last() for     handled silent errors (nicolas-grekas)

  - bug #27232 [Cache][Lock] Fix usages of error_get_last()     (nicolas-grekas)

  - bug #27236 [Filesystem] Fix usages of error_get_last()     (nicolas-grekas)

  - bug #27191 [DI] Display previous error messages when     throwing unused bindings (nicolas-grekas)

  - bug #27231 [FrameworkBundle] Fix cache:clear on vagrant     (nicolas-grekas)

  - bug #27222 [WebProfilerBundle][Cache] Fix misses     calculation when calling getItems (fsevestre)

  - bug #27227 [HttpKernel] Handle NoConfigurationException     'onKernelException()' (nicolas-grekas)

  - bug #27152 [HttpFoundation] use brace-style regex     delimiters (xabbuh)

  - bug #27158 [Cache] fix logic for fetching tag versions     on TagAwareAdapter (dmaicher)

  - bug #27143 [Console] By default hide the short exception     trace line from exception messages in Symfony's commands     (yceruto)

  - bug #27133 [Doctrine Bridge] fix priority for doctrine     event listeners (dmaicher)

  - bug #27135 [FrameworkBundle] Use the correct service id     for CachePoolPruneCommand in its compiler pass     (DemonTPx)

  - feature #24896 Add CODE_OF_CONDUCT.md (egircys)

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Published	Updated	Severity
434095	SCA: security update for symfony/security-bundle, symfony/symfony (GHSA-7hwc-2cq4-6x2w)	Tenable Cloud Security	SCA Checks	8/19/2025	7/2/2026	medium
434095	SCA: security update for symfony/security-bundle, symfony/symfony (GHSA-7hwc-2cq4-6x2w)	Tenable Self-Hosted Container Security	SCA Checks	8/19/2025	7/2/2026	medium
120738	Fedora 28 : php-symfony3 (2018-ba0b683c10)	Nessus	Fedora Local Security Checks	1/3/2019	7/1/2024	high
254162	Linux Distros Unpatched Vulnerability : CVE-2018-11408	Nessus	Misc.	8/24/2025	5/27/2026	medium
120881	Fedora 28 : php-symfony (2018-eba0006df2)	Nessus	Fedora Local Security Checks	1/3/2019	6/28/2024	high
122721	Debian DLA-1707-1 : symfony security update	Nessus	Debian Local Security Checks	3/11/2019	3/20/2025	high
120636	Fedora 28 : php-symfony4 (2018-96d770ddc9)	Nessus	Fedora Local Security Checks	1/3/2019	7/2/2024	high

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