02 Records
FEED: ACQUIRING
01 RecordSTATE: PUBLISHED
02 Description
CNA: canonicaltmux stack buffer overflow in function input_csi_dispatch_sgr_colon
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.69% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Ranks above 50.3% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
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.
SCHEMA: 5.1
- Published
- 2020-11-06 02:20Z5 YR AGO
- Last updated
- 2024-09-17 00:20Z1 YR AGO
- Reserved
- 2020-10-20
- Assigning CNA
- canonical
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.8)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-121Stack-based Buffer OverflowVariant
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 08d552820090dbbde8d6e3457caad2e48dcb8e0d5355e9f3035219236732560c
05 Affected products
PAIRS: 2VendorProductVersionsPlatforms
Ubuntutmux3.1b to < 3.1b-1ubuntu0.1, 3.0a to < 3.0a-2ubuntu0.2—