CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Apple macOS up to 10.13.1 (Operating System). This issue affects some unknown processing of the component curl. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality, integrity, and availability.
The bug was discovered 07/11/2017. The weakness was disclosed 10/31/2017 as HT208221 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2017-1000100 since 10/03/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK. The advisory points out:
An out-of-bounds read was addressed with improved bounds checking.
The vulnerability was handled as a non-public zero-day exploit for at least 38 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 102566 (openSUSE Security Update : curl (openSUSE-2017-951)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 351077 (Amazon Linux Security Advisory for curl: ALAS-2017-889).
Upgrading to version 10.13.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (102566). The entries 105283, 108927, 108928 and 108929 are pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.4VulDB Meta Temp Score: 6.2
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 6.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 102566
Nessus Name: openSUSE Security Update : curl (openSUSE-2017-951)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 53378
OpenVAS Name: Debian Security Advisory DSA 3992-1 (curl - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 10.13.1
Timeline
07/11/2017 🔍08/09/2017 🔍
08/18/2017 🔍
10/03/2017 🔍
10/04/2017 🔍
10/31/2017 🔍
10/31/2017 🔍
11/03/2017 🔍
01/21/2021 🔍
Sources
Vendor: apple.comAdvisory: HT208221
Researcher: Even Rouault.
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2017-1000100 (🔍)
OVAL: 🔍
SecurityTracker: 1039118
SecurityFocus: 100286 - cURL/libcURL CVE-2017-1000100 Heap Based Buffer Overflow Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 11/03/2017 15:11Updated: 01/21/2021 20:08
Changes: 11/03/2017 15:11 (81), 12/03/2019 10:15 (5), 01/21/2021 20:04 (4), 01/21/2021 20:08 (1)
Complete: 🔍
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