Security readout for executives and security teams
Plain-English summary
CVE-2022-35036 is a heap buffer overflow reported in OTFCC commit 617837b, in otfccdump. The published CVSS score is medium, but availability impact is high. For executives, the main concern is service disruption where this tool processes untrusted input; the source bundle does not show data theft, integrity impact, or active exploitation.
Executive priority
Treat as a targeted availability risk, not a broad enterprise emergency. Prioritize asset discovery and containment where OTFCC is used in production or customer-facing file-processing workflows.
Technical view
The record describes CWE-787 in /release-x64/otfccdump+0x6e1fc8. CVSS 3.1 is 6.5 with network attack vector, low complexity, no privileges, required user interaction, unchanged scope, and high availability impact only. The affected product and version fields are not normalized beyond the named OTFCC commit.
Likely exposure
Exposure appears limited to environments running OTFCC otfccdump from or near commit 617837b, especially where users or automated workflows process untrusted files. The source bundle lists no CPEs, package versions, operating systems, or downstream distributions.
Exploitation context
The GitHub reference appears to be a public PoC-style disclosure, but the bundle does not support active exploitation. CVSS requires user interaction, so exploitation likely depends on a user or workflow processing crafted input with the vulnerable tool.
Researcher notes
Evidence is sparse. The CVE names a commit and crash location but lacks normalized affected versions, patch status, and vendor remediation. Analysis should avoid extrapolating beyond OTFCC otfccdump until upstream or distributor advisories confirm scope.
Mitigation direction
- Check OTFCC upstream guidance for a fixed commit or release.
- Avoid processing untrusted files with vulnerable otfccdump builds.
- Run file-processing workflows in a sandboxed, least-privilege environment.
- Disable automated ingestion paths until exposure is confirmed.
- Monitor for abnormal crashes in workflows using otfccdump.
Validation and detection
- Inventory systems and pipelines that invoke OTFCC or otfccdump.
- Record exact source commit, package version, and build provenance.
- Confirm whether commit 617837b or nearby code is deployed.
- Review workflows for untrusted input reaching otfccdump.
- Verify any vendor or upstream fix with non-offensive regression testing.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-35036 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://drive.google.com/file/d/1tcZhjgZse-a8W6vOiBmdQhxtAVr2xyK0/view?usp=sharingCVE reference · x_refsource_MISC
- https://github.com/Cvjark/Poc/blob/main/otfcc/CVE-2022-35036.mdCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.