SARA / Free Tools / CVE / CVE-2018-0123

CVE-2018-0123 — A Path Traversal vulnerability in the diagnostic shell for Cisco IOS and IOS XE

A Path Traversal vulnerability in the diagnostic shell for Cisco IOS and IOS XE Software could allow an authenticated, local attacker to use certain diagnostic shell commands that can overwrite system files. These system files may be sensitive and should not be able to be overwri

CVSS
— —
EPSS
0.08% (top 77.00%)
CWE
CWE-22
Published
2018-02-08T07:00:00.000Z
Last modified
2024-12-02T21:22:48.197Z
CVSS vector
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01What is this vulnerability?

A Path Traversal vulnerability in the diagnostic shell for Cisco IOS and IOS XE Software could allow an authenticated, local attacker to use certain diagnostic shell commands that can overwrite system files. These system files may be sensitive and should not be able to be overwritten by a user of the diagnostic shell. The vulnerability is due to lack of proper input validation for certain…

02Affected products

VendorProductVersions
na / Cisco IOS and IOS XECisco IOS and IOS XE

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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