01 Record
CVE-2022-42851
The issue was addressed with improved memory handling. This issue is fixed in iOS 16.2 and iPadOS 16.2, tvOS 16.2. Parsing a maliciously crafted TIFF file may lead to disclosure of user information.
MediumPUBLISHEDCNA: apple
CNA base score5.5 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
02 Description
The issue was addressed with improved memory handling. This issue is fixed in iOS 16.2 and iPadOS 16.2, tvOS 16.2. Parsing a maliciously crafted TIFF file may lead to disclosure of user information.
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.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 29.3% of scored records. A rank, not a probability.
- NVD base score
- 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. 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
- 2022-12-15 00:00Z3 YR AGO
- Last updated
- 2025-04-21 15:01Z1 YR AGO
- Reserved
- 2022-10-11
- Assigning CNA
- apple
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.5)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-125Out-of-bounds ReadBase
- Data version
- 5.1
- Document digest
- 42c7951dcd0965216d716272a6b452aba08ecd09887bb2acb373f3f6d9f5e805
05 Affected products
VendorProductVersionsPlatforms
06 References
- support.apple.comhttps://support.apple.com/en-us/HT213535
- support.apple.comhttps://support.apple.com/en-us/HT213530
- seclists.org20221220 APPLE-SA-2022-12-13-1 iOS 16.2 and iPadOS 16.2http://seclists.org/fulldisclosure/2022/Dec/20
- seclists.org20221220 APPLE-SA-2022-12-13-7 tvOS 16.2http://seclists.org/fulldisclosure/2022/Dec/26