CVE-2022-40319

moderate-risk

Published 2023-01-17

The LISTSERV 17 web interface allows remote attackers to conduct Insecure Direct Object References (IDOR) attacks via a modified email address in a wa.exe URL. The impact is unauthorized modification of a victim's LISTSERV account.

Do I need to act?

31.7% chance of exploitation in next 30 days

EPSS score — higher than 68% of all CVEs

Not on CISA KEV list

No confirmed active exploitation reported to CISA

1 public exploit available

51149

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (1)

Listserv

Affected Vendors

Lsoft

References (4)

Third Party Advisory https://packetstormsecurity.com/2301-exploits/listserv17-idor.txt

Vendor Advisory https://peach.ease.lsoft.com/scripts/wa-PEACH.exe?A0=LSTSRV-L

Third Party Advisory https://packetstormsecurity.com/2301-exploits/listserv17-idor.txt

Vendor Advisory https://peach.ease.lsoft.com/scripts/wa-PEACH.exe?A0=LSTSRV-L

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moderate-risk

Severity 26/34 · High

Exploitability 16/34 · Moderate

Exposure 5/34 · Minimal