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CVE-2023-31483

23
FAUCET Score

CVE-2023-31483 is a directory traversal vulnerability in the tar/TarFileReader.cpp component of Cauldron cbang versions prior to bastet-v8.1.17. This flaw allows an unauthenticated attacker to create or overwrite arbitrary files outside the intended extraction directory by providing a specially crafted tar archive. Rated 7.5 HIGH on the CVSS scale, it presents a low-complexity network attack vector with high impact on integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 8.1.17CPE matchmatch criteria
cpe:2.3:a:cauldrondevelopment:cbang:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.99%
Probability of exploitation in next 30 days
EPSS Percentile
58.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0099 is in the 34th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / CauldronDevelopmentLLC/cbang/compare/bastet-v8.1.16...bastet-v8.1.17
Patch
github.com / CauldronDevelopmentLLC/cbang/issues/115
Exploit