CVE-2017-11555 — Improper Input Validation in Libsass

CWE-20 — Improper Input ValidationCWE-125 — Out-of-bounds Read9 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.2%
top 51.82%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
LibsassDebian Libsass
Timeline
PublishedJul 23
Latest updateMay 17

Description

There is an illegal address access in the Eval::operator function in eval.cpp in LibSass 3.4.5. A crafted input will lead to a remote denial of service.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/libsass< libsass 3.5.4-1 (bookworm)
▶Debianlibsass/libsass< 3.5.4-1+3
▶NVDlibsass/libsass3.4.5

🔴Vulnerability Details

4
GHSA
GHSA-qqp3-5fc5-8mf5: There is an illegal address access in Sass::Eval::operator() in eval↗2022-05-17
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GHSA
GHSA-38c9-9r7r-r27j: There is an illegal address access in the Eval::operator function in eval↗2022-05-17
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OSV
CVE-2017-12963: There is an illegal address access in Sass::Eval::operator() in eval↗2017-08-18
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OSV
CVE-2017-11555: There is an illegal address access in the Eval::operator function in eval↗2017-07-23
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📋Vendor Advisories

1
Debian
CVE-2017-11555: libsass - There is an illegal address access in the Eval::operator function in eval.cpp in...↗2017
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💬Community

2
Bugzilla
CVE-2017-11554 CVE-2017-11555 CVE-2017-11556 CVE-2017-11605 CVE-2017-11608 libsass: Multiple vulnerabilities [epel-7]↗2017-07-25
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Bugzilla
CVE-2017-11554 CVE-2017-11555 CVE-2017-11556 CVE-2017-11605 CVE-2017-11608 CVE-2017-12962 CVE-2017-12963 CVE-2017-12964 libsass: Multiple vulnerabilities↗2017-07-25
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