CVE-2019-6338
third-party PEAR Archive_Tar library updates
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
- Record
CVE-2019-6338- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.0 Medium
AV:N/AC:M/Au:S/C:P/I:P/A:P - Weakness
- CWE-502
- Updated
- 2026-11-02
CVE List No score
third-party PEAR Archive_Tar library updates
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
- Record
CVE-2019-6338- Updated
- 2026-11-02
EUVDEUVD-2019-0782 No score
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
- Record
EUVD-2019-0782- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6rmq-x2hv-vxpp
Drupal core third-party PEAR Archive_Tar library is vulnerable to Deserialization of Untrusted Data
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
- Record
GHSA-6rmq-x2hv-vxpp- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSV
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
- Record
CVE-2019-6338- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-6rmq-x2hv-vxpp
Drupal core third-party PEAR Archive_Tar library is vulnerable to Deserialization of Untrusted Data
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
- Record
GHSA-6rmq-x2hv-vxpp- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2019-6338
In Drupal Core versions 7.x prior to 7.62, 8.6.x prior to 8.6.6 and 8.5.x prior to 8.5.9; Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details
- Record
UBUNTU-CVE-2019-6338- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDRUPAL-CORE-2019-001 No score
Drupal core uses the third-party PEAR Archive_Tar library. This library has released a security update which impacts some Drupal configurations. Refer to CVE-2018-1000888 for details.
- Record
DRUPAL-CORE-2019-001- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
drupal/drupalPackagist |
7.0.0 up to 7.62.0 | 7.62.0 |
drupal/drupalPackagist |
8.0.0 up to 8.5.9 | 8.5.9 |
drupal/drupalPackagist |
8.6.0 up to 8.6.6 | 8.6.6 |
drupal7Debian:8 |
before 7.32-1+deb8u15, plus listed versions 7.32-1+deb8u107.32-1+deb8u117.32-1+deb8u127.32-1+deb8u137.32-1+deb8u14 Show 9 moreShow less7.32-1+deb8u37.32-1+deb8u47.32-1+deb8u4~bpo70+17.32-1+deb8u57.32-1+deb8u5~bpo70+17.32-1+deb8u67.32-1+deb8u77.32-1+deb8u87.32-1+deb8u9 |
7.32-1+deb8u15 |
drupal/corePackagist |
8.0.0 up to 8.5.9, 8.6.0 up to 8.6.6, plus listed versions 8.0.18.0.28.0.38.0.48.0.5 Show 45 moreShow less8.0.68.1.08.1.0-beta18.1.0-beta28.1.0-rc18.1.18.1.108.1.28.1.38.1.48.1.58.1.68.1.78.1.88.1.98.2.08.2.0-beta18.2.0-beta28.2.0-beta38.2.0-rc18.2.0-rc28.2.18.2.28.2.38.2.48.2.58.2.68.2.78.2.88.3.08.3.0-alpha18.3.0-beta18.3.0-rc18.3.0-rc28.3.18.3.28.3.38.3.48.3.58.3.68.3.78.3.88.3.98.4.08.4.0-alpha1 |
8.5.98.6.6 |
drupal7Debian:9 From an advisory covering 2 CVEs |
before 7.52-2+deb9u6, plus listed versions 7.52-27.52-2+deb9u17.52-2+deb9u27.52-2+deb9u37.52-2+deb9u47.52-2+deb9u5 |
7.52-2+deb9u6 |
drupal/drupalPackagist |
8.0.0 up to 8.5.9, plus listed versions 8.0.18.0.28.0.38.0.48.0.5 Show 45 moreShow less8.0.68.1.08.1.0-beta18.1.0-beta28.1.0-rc18.1.18.1.108.1.28.1.38.1.48.1.58.1.68.1.78.1.88.1.98.2.08.2.0-beta18.2.0-beta28.2.0-beta38.2.0-rc18.2.0-rc28.2.18.2.28.2.38.2.48.2.58.2.68.2.78.2.88.3.08.3.0-alpha18.3.0-beta18.3.0-rc18.3.0-rc28.3.18.3.28.3.38.3.48.3.58.3.68.3.78.3.88.3.98.4.08.4.0-alpha1 |
8.5.9 |
drupal/drupalPackagist |
8.6.0 up to 8.6.6, plus listed versions 8.6.18.6.28.6.38.6.48.6.5 |
8.6.6 |
drupal7Ubuntu:Pro:14.04:LTS |
All versions, plus listed versions 7.23-17.24-17.24-27.26-17.26-1ubuntu0.17.26-1ubuntu0.1+esm17.26-1ubuntu0.1+esm27.26-1ubuntu0.1+esm3 |
None known |
drupal7Ubuntu:Pro:16.04:LTS |
All versions, plus listed versions 7.38-17.41-17.44-1ubuntu1~16.04.07.44-1ubuntu1~16.04.0+esm17.44-1ubuntu1~16.04.0+esm27.44-1ubuntu1~16.04.0+esm3 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-6338 is a high vulnerability (CVSS 8.0) in Drupal, published January 16, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.12%, the 81st percentile. Fixed in drupal/drupal 7.62.0.
References
drupal.org/sa-core-2019-001
debian.org/security/2019/dsa-4370
lists.debian.org/debian-lts-announce/2019/02/msg00032.html
securityfocus.com/bid/106706
nvd.nist.gov/vuln/detail/CVE-2019-6338
github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2019-6338.yaml
ubuntu.com/security/CVE-2019-6338
cve.org/CVERecord?id=CVE-2019-6338
Left out here: 51 versions. The JSON record has them.