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CVE-2018-20847
An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi.c in OpenJPEG through…
High8.8EPSS 2.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
An improper computation of p_tx0, p_tx1, p_ty0 and p_ty1 in the function opj_get_encoding_parameters in openjp2/pi.c in OpenJPEG through 2.3.0 can lead to an integer overflow.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.3% · top 16% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
Affected products
n/a
- affected n/a
References (5)
- https://github.com/uclouvain/openjpeg/pull/1168/commits/c58df149900df862806d0e892859b41115875845 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/uclouvain/openjpeg/commit/5d00b719f4b93b1445e6fb4c766b9a9883c57949 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/uclouvain/openjpeg/issues/431 (opens in a new tab)x_refsource_MISCx_transferred
- 108921 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [debian-lts-announce] 20190710 [SECURITY] [DLA 1851-1] openjpeg2 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2018-20847)Record last updated .