Memory safety bugs present in Firefox 60, Firefox ESR 60, and Firefox ESR 52.8. Some of these bugs showed evidence of memory corruption…

Description

Memory safety bugs present in Firefox 60, Firefox ESR 60, and Firefox ESR 52.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Scores

EPSS (exploitation in 30 days)

3.9% · top 9.6% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.

Weakness

• Memory safety bugs fixed in Firefox 61, Firefox ESR 60.1, Firefox ESR 52.9, and Thunderbird 60
• CWE-119 (opens in a new tab)All about CWE-119 and its CVEs

Affected products

• Mozilla · Thunderbird

  • affected unspecified – < 60
  • affected unspecified – < 52.9

• Mozilla · Firefox ESR

  • affected unspecified – < 60.1
  • affected unspecified – < 52.9

• Mozilla · Firefox

  • affected unspecified – < 61

References (19)

• GLSA-201810-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• 104555 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-15/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2018:2112 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-3749-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• GLSA-201811-13 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-18/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2018:2113 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-16/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugzilla.mozilla.org/buglist.cgi?bug_id=1456189%2C1456975%2C1465898%2C1392739%2C1451297%2C1464063%2C1437842%2C1442722%2C1452576%2C1450688%2C1458264%2C1458270%2C1465108%2C1464829%2C1464079%2C1463494%2C1458048 (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-4244 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-19/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2018:2252 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-17/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• [debian-lts-announce] 20180714 [SECURITY] [DLA 1425-1] thunderbird security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• RHSA-2018:2251 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-3705-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• USN-3714-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• [debian-lts-announce] 20180629 [SECURITY] [DLA 1406-1] firefox-esr security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2018-5188](https://trackcve.app/badge/CVE-2018-5188.svg)](https://trackcve.app/cve/CVE-2018-5188)

Record last updated 5 Aug 2024, 05:26 UTC.