Vulnerability Details : CVE-2021-26833
Potential exploit
Cleartext Storage in a File or on Disk in TimelyBills <= 1.7.0 for iOS and versions <= 1.21.115 for Android allows attacker who can locally read user's files obtain JWT tokens for user's account due to insufficient cache clearing mechanisms. A threat actor can obtain sensitive user data by decoding the tokens as JWT is signed and encoded, not encrypted.
Products affected by CVE-2021-26833
- cpe:2.3:a:timelybills:timelybills:*:*:*:*:*:android:*:*
- cpe:2.3:a:timelybills:timelybills:*:*:*:*:*:iphone_os:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26833
0.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26833
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
2.2
|
3.6
|
NIST |
CWE ids for CVE-2021-26833
-
The product does not properly "clean up" and remove temporary or supporting resources after they have been used.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-26833
-
https://beefaaubee.medium.com/cve-2021-26833-cleartext-storage-in-a-file-or-on-disk-in-timelybills-1-7-0-5760dc461bd0
CVE-2021–26833: Cleartext Storage in a File or on Disk in TimelyBills ≤ 1.7.0 for iOS and versions ≤ 1.21.115 for Android | by BeeFaauBee | Apr, 2021 | MediumExploit;Third Party Advisory
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