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CVE-2018-5764

HIGHCVSS 7.5/10EPSS 6.38%

Last modified

CVE-2018-5764 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The parse_arguments function in options.c in rsyncd in rsync before 3.1.3 does not prevent multiple --protect-args uses, which allows remote attackers to bypass an argument-sanitization protection mechanism.. EPSS estimates a 6.38% chance of exploitation in the next 30 days.

Description

The parse_arguments function in options.c in rsyncd in rsync before 3.1.3 does not prevent multiple --protect-args uses, which allows remote attackers to bypass an argument-sanitization protection mechanism.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability
6.38%

92.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
SambaRsync< 3.1.3
DebianDebian Linux7.0
DebianDebian Linux8.0
DebianDebian Linux9.0
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
CanonicalUbuntu Linux17.10

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-5764?
The parse_arguments function in options.c in rsyncd in rsync before 3.1.3 does not prevent multiple --protect-args uses, which allows remote attackers to bypass an argument-sanitization protection mechanism.
How severe is CVE-2018-5764?
CVE-2018-5764 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 6.38% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5764?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST