Memory safety bugs were reported in Thunderbird 45.7. Some of these bugs showed evidence of memory corruption and we presume that with…

Description

Memory safety bugs were reported in Thunderbird 45.7. 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 Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

Scores

EPSS (exploitation in 30 days)

3.7% · top 10% of all CVEs (3 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 Thunderbird 45.8
• CWE-119 (opens in a new tab)All about CWE-119 and its CVEs

Affected products

• Mozilla · Firefox

  • affected unspecified – < 52

• Mozilla · Firefox ESR

  • affected unspecified – < 45.8

• Mozilla · Thunderbird

  • affected unspecified – < 52
  • affected unspecified – < 45.8

References (14)

• RHSA-2017:0459 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://www.mozilla.org/security/advisories/mfsa2017-09/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-3832 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• https://www.mozilla.org/security/advisories/mfsa2017-07/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• 96651 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• https://www.mozilla.org/security/advisories/mfsa2017-05/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• 1037966 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• https://bugzilla.mozilla.org/buglist.cgi?bug_id=1332550%2C1332597%2C1338383%2C1321612%2C1322971%2C1333568%2C1333887%2C1335450%2C1325052%2C1324379%2C1336510 (opens in a new tab)x_refsource_CONFIRMx_transferred
• GLSA-201705-06 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• RHSA-2017:0461 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• DSA-3805 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• https://www.mozilla.org/security/advisories/mfsa2017-06/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2017:0498 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• GLSA-201705-07 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_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-2017-5398](https://trackcve.app/badge/CVE-2017-5398.svg)](https://trackcve.app/cve/CVE-2017-5398)

Record last updated 5 Aug 2024, 14:55 UTC.