GoogleOSV:GHSA-FR52-4HQW-P27FNokogiri does not forbid namespace nodes in XPointer ranges
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.019 Low
EPSS
Percentile
88.3%
xpointer.c in libxml2 before 2.9.5 (as used in nokogiri before 1.7.1 amongst other products) does not forbid namespace nodes in XPointer ranges, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and memory corruption) via a crafted XML document.
References
lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
lists.apple.com/archives/security-announce/2016/Sep/msg00008.html
lists.apple.com/archives/security-announce/2016/Sep/msg00010.html
lists.apple.com/archives/security-announce/2016/Sep/msg00011.html
git.gnome.org/browse/libxml2/commit/?id=c1d1f7121194036608bf555f08d3062a36fd344b
nvd.nist.gov/vuln/detail/CVE-2016-4658
security.gentoo.org/glsa/201701-37
support.apple.com/HT207141
support.apple.com/HT207142
support.apple.com/HT207143
support.apple.com/HT207170
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.019 Low
EPSS
Percentile
88.3%