CVE-2022-49039 — Out-of-bounds write vulnerability in backup task management functionality in Syn

Out-of-bounds write vulnerability in backup task management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to execute arbitrary commands via unspecified vectors.

01What is this vulnerability?

Out-of-bounds write vulnerability in backup task management functionality in Synology Drive Client before 3.4.0-15721 allows local users with administrator privileges to execute arbitrary commands via unspecified vectors.

02Affected products

Vendor	Product	Versions
Synology	Synology Drive Client	*

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

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

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

• Published: 2024-09-26T03:33:29.551Z
• Last modified: 2024-09-26T14:51:05.107Z

09References

• www.synology.com — https://www.synology.com/en-global/security/advisory/Synology_SA_24_10