SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-17513

TeX Live through 20170524 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL, related to…

HIGH 8.8EPSS 1.28%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

TeX Live through 20170524 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL, related to linked_scripts/context/stubs/unix/mtxrun, texmf-dist/scripts/context/stubs/mswin/mtxrun.lua, and texmf-dist/tex/luatex/lualibs/lualibs-os.lua.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.28% probability · 68th percentile
CISA KEV
Not listed
Weakness
CWE-74
Affected
tug/tex live
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.