01 Record
CVE-2024-39349
A vulnerability regarding buffer copy without checking size of input ('Classic Buffer Overflow') is found in the libjansson component and it does not affect the upstream library. This allows remote
CriticalPUBLISHEDCNA: synology
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
A vulnerability regarding buffer copy without checking size of input ('Classic Buffer Overflow') is found in the libjansson component and it does not affect the upstream library. This allows remote
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 1.44% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 73.0% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2024-06-28 06:03Z2 YR AGO
- Last updated
- 2024-08-02 04:26Z2 YR AGO
- Reserved
- 2024-06-24
- Assigning CNA
- synology
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
- Data version
- 5.1
- Document digest
- 79187afff5903e8837e35e242b1aaa0f12b53f7a64fb1abd462ea6e7b19f5d06
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.synology.comSynology-SA-23:15 Synology Camera (PWN2OWN 2023)https://www.synology.com/en-global/security/advisory/Synology_SA_23_15