vulnwire
9.8crit

CVE-2017-7826

Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4.

Published 8 y ago · modified 4 mo ago · JSON

CVSS
9.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
3.3%
percentile 89%
Public exploits
0
none known

Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4. 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 < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.

Exploit prediction (EPSS)

3.33% probability of exploitation in the next 30 days, higher than 89% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.09.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD2.010.0AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • Mozilla Firefox
  • Mozilla Firefox ESR
  • Mozilla Thunderbird

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

  • lists.debian.org /debian-lts-announce/2017/12/msg00001.html · mailing-list, x_refsource_MLIST, x_transferred
  • debian.org /security/2017/dsa-4035 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • mozilla.org /security/advisories/mfsa2017-24/ · x_refsource_CONFIRM, x_transferred
  • mozilla.org /security/advisories/mfsa2017-25/ · x_refsource_CONFIRM, x_transferred
  • securityfocus.com /bid/101832 · vdb-entry, x_refsource_BID, x_transferred
  • mozilla.org /security/advisories/mfsa2017-26/ · x_refsource_CONFIRM, x_transferred
  • bugzilla.mozilla.org /buglist.cgi?bug_id=1394530%2C1369561%2C1411458%2C1400003%2C1395138%2C1408412%2C1393840%2C · x_refsource_CONFIRM, x_transferred
  • securitytracker.com /id/1039803 · vdb-entry, x_refsource_SECTRACK, x_transferred
  • debian.org /security/2017/dsa-4061 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • lists.debian.org /debian-lts-announce/2017/11/msg00018.html · mailing-list, x_refsource_MLIST, x_transferred
  • access.redhat.com /errata/RHSA-2017:3247 · vendor-advisory, x_refsource_REDHAT, x_transferred
  • debian.org /security/2017/dsa-4075 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • usn.ubuntu.com /3688-1/ · vendor-advisory, x_refsource_UBUNTU, x_transferred
  • access.redhat.com /errata/RHSA-2017:3372 · vendor-advisory, x_refsource_REDHAT, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.