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Fencer Vulns
high 7.5

CVE-2023-22957 json

An issue was discovered in libac_des3.so on AudioCodes VoIP desk phones through 3.4.4.1000.

published 2023-08-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27058

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 71%
public exploits
0
none known

Summary

An issue was discovered in libac_des3.so on AudioCodes VoIP desk phones through 3.4.4.1000. Due to the use of hard-coded cryptographic key, an attacker with access to backup or configuration files is able to decrypt encrypted values and retrieve sensitive information, e.g., the device root password.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

1.36% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • syss.de https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2022-052.txt referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2023/Aug/15 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/174215/AudioCodes-VoIP-Phones-Hardcoded-Key.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • audiocodes_ltd voip_phones

Classification

Weakness
  • CWE-798 Use of Hard-coded Credentials

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.