High severity · published Jun 11, 2018
CVE-2018-5129
A lack of parameter validation on IPC messages results in a potential out-of-bounds write through malformed IPC messages
8.6
CVSS
3%
EPSS
No
On KEV
Description
A lack of parameter validation on IPC messages results in a potential out-of-bounds write through malformed IPC messages. This can potentially allow for sandbox escape through memory corruption in the parent process. This vulnerability affects Thunderbird < 52.7, Firefox ESR < 52.7, and Firefox < 59.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)3.0% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 59.0; before 52.7.0 · source: NVD
DL
Debian Linux · Debian
7.0; 8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.4 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.4; 7.5 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
TH
Thunderbird · Mozilla
before 52.7.0 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 17.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-5129
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-5129
Third Party Advisory
http://www.securityfocus.com/bid/103388
Third Party Advisory
http://www.securitytracker.com/id/1040514
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0526
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0527
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0647
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0648
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